<template>
  <div class="back-top">
    <a-back-top>
      <div class="ant-back-top-content">
        <div class="ant-back-top-icon"></div>
      </div>
    </a-back-top>
  </div>
</template>

<script>
export default {};
</script>

<style lang="stylus" scoped>
.back-top {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  color: rgba(0, 0, 0, 0.65);
  font-size: 14px;
  font-variant: tabular-nums;
  line-height: 1.5;
  list-style: none;
  font-feature-settings: 'tnum';
  position: fixed;
  right: 100px;
  bottom: 50px;
  z-index: 10;
  width: 40px;
  height: 40px;
  cursor: pointer;

  .ant-back-top-content {
    width: 40px;
    height: 40px;
    overflow: hidden;
    color: #fff;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.45);
    border-radius: 20px;
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
  }
}
</style>